SB2025071043 - Missing authorization in Junos OS Evolved

Description

This security bulletin contains information about 1 vulnerability.

1) Missing authorization (CVE-ID: CVE-2025-52954)

CWE-ID: CWE-862 - Missing Authorization

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to missing authorization error in the internal virtual routing and forwarding (VRF). A local user can gain root privileges, leading to a system compromise.

Remediation

Install update from vendor's website.

References

• https://supportportal.juniper.net/s/article/2025-07-Security-Bulletin-Junos-OS-Evolved-A-low-privileged-user-can-execute-CLI-commands-and-modify-the-configuration-compromise-the-system-CVE-2025-52954